About the security content of iTunes 8.1

This document describes the security content of iTunes 8.1.

For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see the Apple Product Security website.

iTunes 8.1

iTunes

CVE-ID: CVE-2009-0016

Available for: Windows XP or Vista

Impact: Sending a maliciously crafted DAAP message may lead to a denial of service

Description: An infinite loop exists in the handling of iTunes Digital Audio Access Protocol (DAAP) messages. Sending a message containing a maliciously crafted Content-Length parameter in the DAAP header may lead to a denial of service. This update addresses the issue by performing additional validation of DAAP messages. This issue does not affect Mac OS X systems. Credit to Xiaopeng Zhang, Zhenhua Liu, and Junfeng Jia of Fortinet's FortiGuard Global Security Research Team for reporting this issue.

Impact: Subscribing to a malicious podcast may lead to the disclosure of iTunes username and password

Description: A design issue exists in the iTunes podcast feature. A subscription to a malicious podcast may cause an authentication dialog to be presented to the user. This dialog may entice the user to send iTunes credentials to the podcast server. This update addresses the issue by clarifying the origin of the authentication request in the dialog. Credit to Simon Bellwood for reporting this issue.

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